"Steps are being taken - above all by those who seized power in Kiev - not only that do not fulfil, but that crudely violate the Geneva agreement," he said.

Lavrov also told a news conference that a deadly gunfight early on Sunday near a Ukrainian city controlled by pro-Russian separatists showed Kiev did not want to control "extremists" (Reporting by Nigel Stephenson; Editing by Conor Humphries)